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Rate-limit REPORT and REQUEST on the real host instead of the spoofable nick

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Jean Chevronnet 2026-07-19 13:39:03 +00:00
parent b2ffc01e52
commit 3648c48d2e
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8 changed files with 27 additions and 32 deletions
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16
modules/reportserv/src/report.rs
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@ -1,7 +1,7 @@
use echo_api::{Sender, ServiceCtx, Store};
use echo_api::{NetView, Sender, ServiceCtx, Store};
// REPORT <nick|#channel> <reason>: file an abuse report. Rate-limited.
pub fn handle(me: &str, from: &Sender, rest: &[&str], ctx: &mut ServiceCtx, db: &mut dyn Store) {
pub fn handle(me: &str, from: &Sender, rest: &[&str], ctx: &mut ServiceCtx, net: &dyn NetView, db: &mut dyn Store) {
let Some((&target, reason_words)) = rest.split_first() else {
ctx.notice(me, from.uid, "Syntax: REPORT <nick|#channel> <reason>");
return;
@ -11,13 +11,11 @@ pub fn handle(me: &str, from: &Sender, rest: &[&str], ctx: &mut ServiceCtx, db:
return;
}
let reason = reason_words.join(" ");
// Require identification, so the cooldown keys on a stable account rather than a
// spoofable nick a flooder can cycle to reset it.
let Some(reporter) = from.account else {
ctx.notice(me, from.uid, "Please identify to NickServ before filing a report.");
return;
};
match db.report_file(reporter, target, &reason) {
let reporter = from.account.unwrap_or(from.nick);
// Rate-limit on the real host, not the (spoofable) nick a flooder could cycle to
// reset the cooldown. Anonymous reports still work; the host anchors the limit.
let cooldown_key = net.host_of(from.uid).unwrap_or(from.uid);
match db.report_file(reporter, cooldown_key, target, &reason) {
Some(id) => ctx.notice(me, from.uid, format!("Thanks — your report (\x02#{id}\x02) about \x02{target}\x02 has been sent to the staff.")),
None => ctx.notice(me, from.uid, "You just filed a report — please wait a moment before filing another."),
}